Home / 3,670,366.30-5,505,549.45-3,085,781.20

Finding the Fourth Proportional to 3,670,366.30, 5,505,549.45 and 3,085,781.20

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Solution

The fourth proportional to 3,670,366.30, 5,505,549.45 and 3,085,781.20 is: 4,628,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,366.30 : 5,505,549.45 = 3,085,781.20 : x
  2. Step 2: Convert to fraction form
    3,670,366.30/5,505,549.45 = 3,085,781.20/x
  3. Step 3: Cross multiply
    3,670,366.30x = 5,505,549.45 × 3,085,781.20
  4. Step 4: Simplify right side
    3,670,366.30x = 16,988,920,988,480.34
  5. Step 5: Solve for x
    x = 16,988,920,988,480.34/3,670,366.30
  6. Step 6: Final answer
    x = 4,628,671.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.